buoys, wind, tide, coastal weather and surf report

Kauai Surf Report

 

NOAA and CDIP Buoys Thursday, September 18th, 11:05am PDT Hawaii Buoys Swell Wind Temp NORTHWESTERN HAWAII ONE   --- --- --- 14-23 kt 80° 81.9 °F NORTHWESTERN HAWAII TWO   --- --- --- 14-17 kt 90° 81.9 °F NORTHERN HAWAII ONE   --- --- --- 14-17 kt 70° 80.1 °F Hanalei, Kauai, HI   5.2 ft 8 sec 10° --- --- 81.7 °F WHOTS   --- --- --- 16 kt 90° 80.2 °F Waimea Bay, HI   3.9 ft 8 sec 355° --- --- 80.4 °F Kaneohe Bay, HI   4.3 ft 8 sec 18° --- --- 79.7 °F Kaneohe Bay, WETS, HI   4.6 ft 8 sec 16° --- --- 79.5 °F Mokapu Point, HI   5.6 ft 7 sec 91° --- --- 80.2 °F Barbers Point, Kalaeloa, HI   3.9 ft 8 sec 160° --- --- 80.2 °F Pearl Harbor Entrance, HI   3.6 ft 8 sec 157° --- --- 80.2 °F Pauwela, Maui, HI   5.2 ft 8 sec 51° --- --- 79.7 °F Kaumalapau Southwest, Lanai, HI   2.6 ft 8 sec 213° --- --- 80.6 °F Hilo, Hawaii, HI   5.6 ft 8 sec 110° --- --- 80.2 °F SOUTHEAST HAWAII   --- --- --- 16-19 kt 70° 79.7 °F SOUTHWEST HAWAII   --- --- --- 19-23 kt 80° 79.7 °F Ritidian Point, Guam   3.9 ft 5 sec 70° --- --- 85.8 °F Ipan, Guam   3.6 ft 5 sec 108° --- --- 84.2 °F North Point, Pohnpei, Micronesia   3.3 ft 6 sec 75° --- --- 85.8 °F UTWE, KOSRAE, MICRONESIA   3.9 ft 8 sec 134° --- --- 85.8 °F Aunuu, American Samoa   11.5 ft 11 sec 160° --- --- 82.0 °F King-Poloa, American Samoa   6.6 ft 11 sec 161° --- --- 82.6 °F Buoy data courtesy of NOAA and CDIP

 

San Francisco Oahu 48-hour Buoy Charts  -  Kauai Region NORTHWESTERN HAWAII ONE (NOAA 51001) Yesterday Today -- 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 NORTHWESTERN HAWAII TWO (NOAA 51101) Yesterday Today -- 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 NORTHERN HAWAII ONE (NOAA 51000) Yesterday Today -- 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 Hanalei, Kauai (CDIP 202) Yesterday Today 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 WESTERN HAWAII (NOAA 51003) Yesterday Today ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 View all buoy charts  >> Buoy data courtesy of NOAA and CDIP

 

San Francisco Oahu Hanalei Buoy  -  Swell Direction swell direction details Hanalei buoy directional graphic courtesy of CDIP

 

Current Wind Conditions   Kauai Wind Observations Lower Limahuli NNE (30°) 5-14 kt 6:00 am  Thu 9/18 Common Ground SE (130°) 1-3 kt 6:00 am  Thu 9/18 Moloaa Dairy ESE (110°) 5-12 kt 6:45 am  Thu 9/18 Hanamaulu NNW (340°) 2-5 kt 6:00 am  Thu 9/18 Lihue ENE (60°) 13 kt 7:00 am  Thu 9/18 Nawiliwili Nos E (80°) 10-12 kt 7:24 am  Thu 9/18 Poipu E (80°) 6-14 kt 7:00 am  Thu 9/18 Lawai Ntbg ENE (70°) 9-12 kt 6:00 am  Thu 9/18 Port Allen E (90°) 12-15 kt 7:00 am  Thu 9/18 Makaha Ridge SSW (200°) 2-4 kt 7:11 am  Thu 9/18 Mana NE (50°) 3-7 kt 7:34 am  Thu 9/18 Barking Sands ENE (70°) 4 kt 7:00 am  Thu 9/18 Puu Lua SSW (210°) 1-6 kt 7:35 am  Thu 9/18 Puu Opae NNW (340°) 3-5 kt 7:34 am  Thu 9/18 Waimea Heights E (90°) 3-9 kt 7:35 am  Thu 9/18 Wind observations courtesy of the National Weather Service

 

Kauai Tide Charts Tide chart courtesy of The University of South Carolina

 

Kauai Cloud Cover Satellite imagery courtesy of the National Weather Service

 

Tropical Storms Wundermap - East Pacific    Hurricane Archive Tropical storms map courtesy of the University of Hawaii Institute for Astronomy

 

Kauai Coastal Waters Forecast FZHW50 PHFO 181354 CWFHFO Coastal Waters Forecast National Weather Service Honolulu HI 353 AM HST Thu Sep 18 2025 Hawaiian coastal waters within 40 nautical miles including the Hawaiian Islands Humpback Whale National Marine Sanctuary. 353 AM HST Thu Sep 18 2025 .Synopsis for Hawaiian coastal waters... A ridge of high pressure north of the islands will remain nearly stationary and maintain moderate to locally strong trade winds through the weekend. Kauai Northwest Waters- 354 AM HST Thu Sep 18 2025 TODAY East winds to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 7 seconds. Isolated showers. TONIGHT East winds to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 8 seconds. Scattered showers. FRIDAY East northeast winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 8 seconds. Scattered showers. FRIDAY NIGHT East northeast winds to 20 knots. Seas 3 to 4 feet. Wave Detail: North northeast 4 feet at 7 seconds. Scattered showers. SATURDAY East northeast winds to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds and south southwest 3 feet at 15 seconds. Scattered showers. SATURDAY NIGHT East winds to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds and south southwest 3 feet at 15 seconds. Scattered showers. SUNDAY East northeast winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. MONDAY East northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: Northeast 3 feet at 9 seconds. Scattered showers. Kauai Windward Waters- 354 AM HST Thu Sep 18 2025 TODAY East winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 7 seconds. Isolated showers this morning, then scattered showers this afternoon. TONIGHT East winds to 20 knots, easing to 15 knots after midnight. Seas to 3 feet. Wave Detail: North northeast 3 feet at 8 seconds. Scattered showers. FRIDAY East northeast winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North 3 feet at 8 seconds. Scattered showers. FRIDAY NIGHT East northeast winds to 20 knots. Seas 4 to 5 feet. Wave Detail: North northeast 4 feet at 7 seconds. Scattered showers. SATURDAY East northeast winds to 20 knots, becoming east in the afternoon. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds and south southwest 3 feet at 16 seconds. Scattered showers. SATURDAY NIGHT East winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds and south southwest 3 feet at 15 seconds. Scattered showers. SUNDAY East winds to 20 knots, easing to 15 knots. Seas 3 to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds. Scattered showers, then numerous showers after midnight. MONDAY East northeast winds to 15 knots. Seas 4 to 6 feet. Wave Detail: Northeast 3 feet at 8 seconds. Scattered showers. Kauai Leeward Waters- 354 AM HST Thu Sep 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THIS MORNING... TODAY East winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 7 seconds. Isolated showers. TONIGHT East winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 8 seconds. Scattered showers. FRIDAY East northeast winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 8 seconds. Scattered showers. FRIDAY NIGHT East northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: North northeast 3 feet at 7 seconds and south southwest 3 feet at 16 seconds. Scattered showers. SATURDAY East northeast winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: North northeast 3 feet at 7 seconds and south southwest 3 feet at 16 seconds. Scattered showers. SATURDAY NIGHT East northeast winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 3 feet at 7 seconds and south southwest 3 feet at 15 seconds. Scattered showers. SUNDAY East winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: Northeast 3 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. MONDAY East winds 10 to 15 knots, becoming east northeast 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: Northeast 3 feet at 8 seconds. Scattered showers. Kauai Channel- 354 AM HST Thu Sep 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY THIS MORNING... TODAY East winds to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 7 seconds. Isolated showers. TONIGHT East northeast winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 8 seconds. Scattered showers. FRIDAY East northeast winds 15 to 20 knots. Seas to 3 feet. Wave Detail: North northeast 3 feet at 8 seconds. Scattered showers. FRIDAY NIGHT East northeast winds to 20 knots. Seas 3 to 5 feet. Wave Detail: North northeast 4 feet at 7 seconds and south southwest 3 feet at 17 seconds. Scattered showers. SATURDAY East northeast winds to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 7 seconds and south southwest 3 feet at 16 seconds. Scattered showers. SATURDAY NIGHT East northeast winds to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds and south southwest 3 feet at 15 seconds. Scattered showers. SUNDAY East northeast winds 15 to 20 knots, easing to 10 to 15 knots after midnight. Seas 4 to 5 feet. Wave Detail: Northeast 4 feet at 8 seconds and south southwest 3 feet at 14 seconds. Scattered showers. MONDAY East northeast winds 15 to 20 knots. Seas 4 to 5 feet. Wave Detail: Northeast 3 feet at 8 seconds. Scattered showers. Coastal waters forecast courtesy of the National Weather Service

 

Long-Range Surf Forecasts Wetsand Hawaii 7-day forecast Surfline Kauai North 3-day forecast Kauai South 3-day forecast Magic Seaweed Hanalei Bay 10-day forecast Long-range surf forecasts provided by Wetsand, Surfline and Magicseaweed